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Intangible Assets, Net (Details Textual) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2019
Jun. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Intangible Assets, Net (Textual)        
Amortization expense $ 64,084 $ 421,188 $ 192,249 $ 1,263,564
Estimated aggregate amortization expense for 2019 64,083   64,083  
Estimated aggregate amortization expense for 2020 246,681   246,681  
Estimated aggregate amortization expense for 2021 184,667   184,667  
Estimated aggregate amortization expense for 2022 149,944   149,944  
Estimated aggregate amortization expense for 2023 $ 46,599   $ 46,599